You must _____ the tap. (关上水龙头)
A. turn off
B. turn on
C. turn down
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The housewives are ____ now.
A. washing
B. washing the dishes
C. wash the dishes
Are they ____ the wall?
A. jump
B. jump off
C. jumping off
The ship is _____ the bridge.
A. going under
B. going , beneath
C. go on
You must ______ these clothes.(脱衣服)
A. take on
B. take off
C. take down